ventricle
noun Etymology: Middle English, from Latin ventriculus, from diminutive of ventr-, venter belly Date: 14th century a cavity of a bodily part or organ: as a. a chamber of the heart which receives blood from a corresponding atrium and from which blood is forced into the arteries — see heart illustration b. any of a system of communicating cavities in the brain that are continuous with the central canal of the spinal cord — see brain illustration

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Ventricle — Ven tri*cle, n. [L. ventriculus the stomach, a ventricle, dim. of venter the belly: cf. F. ventricule. See {Ventral}.] 1. (Anat.) A cavity, or one of the cavities, of an organ, as of the larynx or the brain; specifically, the posterior chamber,… …   The Collaborative International Dictionary of English

  • Ventricle — may refer to:* Ventricle (heart), the pumping chambers of the heart * Ventricular system in the brain * Ventricle of the larynx, a structure in the larynx …   Wikipedia

  • ventricle — [ven′tri kəl] n. [ME < L ventriculus, stomach, ventricle, dim. of venter: see VENTRAL] Anat. Zool. any of various cavities or hollow organs; specif., a) either of the two lower chambers of the heart which receive blood from the atria and pump… …   English World dictionary

  • ventricle — late 14c., from L. ventriculus stomach, dim. of venter (gen. ventris) belly (see VENTRAL (Cf. ventral)) …   Etymology dictionary

  • ventricle — ► NOUN Anatomy 1) each of the two larger and lower cavities of the heart. 2) each of four connected fluid filled cavities in the centre of the brain. DERIVATIVES ventricular adjective. ORIGIN Latin ventriculus, from venter belly …   English terms dictionary

  • Ventricle — A ventricle is a chamber of an organ. For example, the four connected cavities (hollow spaces) in the central portion of the brain and the lower two chambers of the heart are called ventricles. * * * A normal cavity, as of the brain or heart. SYN …   Medical dictionary

  • ventricle — /ven tri keuhl/, n. 1. Zool. any of various hollow organs or parts in an animal body. 2. Anat. a. either of the two lower chambers on each side of the heart that receive blood from the atria and in turn force it into the arteries. See diag. under …   Universalium

  • ventricle — 1) a heart chamber collecting blood from the atrium and delivering it to the conus arteriosus and mediating the second, major component of the heart beat. The ventricle is a thick and muscular chamber with a small opening into the bulbus… …   Dictionary of ichthyology

  • ventricle — n. 1) either of the two lower chambers of the heart, which have thick muscular walls. The left ventricle, which is thicker than the right, receives blood from the pulmonary vein via the left atrium and pumps it into the aorta. The right ventricle …   The new mediacal dictionary

  • ventricle — noun /ˈvɛntrɪkəl/ a) One of two lower chambers of the heart.<!Encyclopedic info: In higher vertebrates, the left ventricle receives arterial blood from the left atrium and pumps it into the aorta, and the right ventricle receives venous blood… …   Wiktionary

  • ventricle — UK [ˈventrɪk(ə)l] / US noun [countable] Word forms ventricle : singular ventricle plural ventricles medical one of the two lower parts of your heart that moves blood to the rest of your body …   English dictionary

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